/*
 * This file is part of aion-engine <aion-engine.com>
 *
 * aion-engine is private software: you can redistribute it and or modify
 * it under the terms of the GNU Lesser Public License as published by
 * the Private Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * aion-engine is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser Public License
 * along with aion-engine.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.aionengine.gameserver.model.team2.league.events;

import com.aionengine.gameserver.model.gameobjects.player.Player;
import com.aionengine.gameserver.model.team2.alliance.PlayerAlliance;
import com.aionengine.gameserver.model.team2.common.events.AlwaysTrueTeamEvent;
import com.aionengine.gameserver.model.team2.league.League;
import com.aionengine.gameserver.model.team2.league.LeagueMember;
import com.aionengine.gameserver.model.team2.league.LeagueService;
import com.aionengine.gameserver.network.aion.serverpackets.SM_ALLIANCE_INFO;
import com.aionengine.gameserver.utils.PacketSendUtility;
import com.google.common.base.Predicate;

/**
 * @author ATracer
 */
public class LeagueLeftEvent extends AlwaysTrueTeamEvent implements Predicate<LeagueMember> {

    private final League league;
    private final PlayerAlliance alliance;
    private final LeaveReson reason;

    public static enum LeaveReson {
        LEAVE,
        EXPEL,
        DISBAND;
    }

    public LeagueLeftEvent(League league, PlayerAlliance alliance) {
        this(league, alliance, LeaveReson.LEAVE);
    }

    public LeagueLeftEvent(League league, PlayerAlliance alliance, LeaveReson reason) {
        this.league = league;
        this.alliance = alliance;
        this.reason = reason;
    }

    @Override
    public void handleEvent() {
        league.removeMember(alliance.getTeamId());
        league.apply(this);

        switch (reason) {
            case LEAVE:
                alliance.sendPacket(new SM_ALLIANCE_INFO(alliance));
                checkDisband();
                break;
            case EXPEL:
                // TODO getLeaderName in team2
                alliance.sendPacket(new SM_ALLIANCE_INFO(alliance, SM_ALLIANCE_INFO.LEAGUE_EXPELLED, league.getLeaderObject()
                        .getLeader().getName()));
                checkDisband();
                break;
            case DISBAND:
                alliance.sendPacket(new SM_ALLIANCE_INFO(alliance));
                break;
        }
    }

    private final void checkDisband() {
        if (league.onlineMembers() <= 1) {
            LeagueService.disband(league);
        }
    }

    @Override
    public boolean apply(LeagueMember member) {

        PlayerAlliance leagueAlliance = member.getObject();
        leagueAlliance.applyOnMembers(new Predicate<Player>() {

            @Override
            public boolean apply(Player member) {
                switch (reason) {
                    case LEAVE:
                        PacketSendUtility.sendPacket(member, new SM_ALLIANCE_INFO(alliance, SM_ALLIANCE_INFO.LEAGUE_LEFT, alliance
                                .getLeader().getName()));
                        break;
                    case EXPEL:
                        //TODO may be EXPEL message only to leader
                        PacketSendUtility.sendPacket(member, new SM_ALLIANCE_INFO(alliance, SM_ALLIANCE_INFO.LEAGUE_EXPEL, alliance
                                .getLeader().getName()));
                        break;
				default:
					break;
                }
                return true;
            }

        });

        return true;
    }
}
